Spring Sale Limited Time 65% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: pass65

  1. Home
  2. VMware
  3. VMware Certified Technical Associate - Data Center Virtualization 2020
  4. 1V0-21.20PSE
  5. Associate VMware Data Center Virtualization Exam Questions and Answers

1V0-21.20PSE Associate VMware Data Center Virtualization Exam Questions and Answers

Questions 4

Which feature must be enabled to use vSphere Fault Tolerance?

Options:

A.

vSphere DRS

B.

vSphere Replication

C.

vSphere HA

D.

vSAN

Buy Now
Questions 5

A vSphere administrator is unable to remove an ESXi host from a

vSphere Distributed Switch (VDS).

Which two reasons could have caused this issue?

Options:

A.

The VDS is configured with ingress traffic shaping.

B.

Virtual machines network adapters on the host are connected to the

switch

C.

Virtual machine network adapters are faulty.

D.

The ESXi host is connected to another VDS.

E.

The ESXi host had VMkernel adapters assigned to the switch.

Buy Now
Questions 6

A developer is concerned about a virtual machine’s CPU usage over

the past month.

How can an administrator show the CPU usage over this time period to

the developer?

Options:

A.

Select the VM’s Summary tab, then view the VM Hardware pane.

B.

Select the VM’s Summary tab, then view CPU Usage.

C.

Select the VM’s Monitor tab, then select Events.

D.

Select the VM’s Monitor tab, then select Overview.

Buy Now
Questions 7

Which vSphere component centralizes automated patch and version management for clusters. ESXi. drivers and firmware. Virtual Hardware, and VMware Tools?

Options:

A.

vSphere DRS

B.

VMware Cloud Foundation

C.

Content Library

D.

vSphere Lifecycle Manager

Buy Now
Questions 8

Which configuration setting prevents a packet sniffing program from analyzing network packets on the virtual switch?

Options:

A.

Promiscuous Mode set to Reject

B.

Promiscuous Mode set to Accept

C.

Forged Transmits set to Accept

D.

Forged Transmits set to Reject

Buy Now
Questions 9

Which two block storage protocols are supported on vSphere?

Options:

A.

SAB

B.

SMB

C.

ISCSI

D.

NFSv4.1

E.

NFSv3

Buy Now
Questions 10

Which feature must be enabled to configure vSphere Proactive HA?

Options:

A.

vSphere DRS

B.

Cluster EVC

C.

Fault Tolerance

D.

vSphere HA

Buy Now
Questions 11

An administrator needs to separate traffic of virtual machine live migrations from all other traffic. Which TCP/IP stack meets this requirement?

Options:

A.

Fault Tolerance logging TCP/IP stack

B.

Provisioning TCP/IP stack

C.

vMotion TCP/IP stack

D.

Management TCP/IP stack

Buy Now
Questions 12

Which two characteristics describe vSphere HA?

Options:

A.

vSphere HA restarts VMs if their host becomes isolated in the

management network.

B.

In response to datastore accessibility failures, vSphere HA restarts

VMs on unaffected hosts.

C.

vSphere HA performs load balancing across the hosts in a cluster to

prevent resources contention

D.

By Keeping a secondary VM running at all times, vSphere HA

protects VMs from data loss.

E.

When vCenter Server experiences downtime, vSphere HA restarts

VMs on unaffected hosts.

Buy Now
Questions 13

An administrator needs to update an OS running on a virtual machine

and wants to be able to revert to the previous state if any issues occure

after the update.

Which steps should be used in the vSphere Client to meet this

requirement?

Options:

A.

Right click on the VM > Migrate

B.

Right click on the VM > Snapshots > take Snapshot

C.

Right click on the VM > Clone to Template

D.

Right click on the VM > Clone to virtual Machine

Buy Now
Questions 14

Which virtual machine (VM) problem is solved using vSphere Storage

vmotion?

Options:

A.

The ESXi host on which a VM is running requires to enter

maintenance mode.

B.

The storage array on which a VM is running requires to enter

maintenance mode.

C.

VMs are running on one ESXi host that presents high CPU resource

contention.

D.

The vSphere Client shows that a VM needs to be consolidated.

Buy Now
Questions 15

An administrator is trying to configure EVC on a cluster that has both AMD and Intel hosts, but the configuration is failing. What is causing this failure?

Options:

A.

The administrator did not separate out the hosts by processor type prior to enabling EVC.

B.

The administrator did not configure vMotion on all hosts prior to enabling EVC.

C.

The administrator did not remove all passthrough devices prior to enabling EVC.

D.

The administrator did not configure vSphere HA prior to enabling EVC.

Buy Now
Questions 16

A VMware administrator monitoring a project has been advised to run

the compute health check using the vSphere 7 client to monitor the ESXi

hosts health.

How should the administrator approach this task?

Options:

A.

Menu > Administrator > Deployment > System Configuration

B.

Host > Monitor > Skyline Health > Expand Online Health

Connectivity > Compute Health Checks > Reset

C.

Host > Monitor > Events

D.

Host > Monitor > Issues and Alarms

Buy Now
Questions 17

During a virtual machine migration, which VMkernel networking layer handles the traffic?

Options:

A.

Fault Tolerance

B.

IP storage

C.

vSAN

D.

vSphere vMotion

Buy Now
Questions 18

Which object-based storage can be used to store virtual machines?

Options:

A.

NFS

B.

vVols

C.

RDM

D.

VMFS

Buy Now
Questions 19

A virtual infrastructure operator needs to migrate a virtual machine

(VM).

1V0-21.20PSE Question 19

Which action can the operator take to overcome the error message?

Options:

A.

Select a different datastore for the VM.

B.

Select a cluster that has access to additional storage space.

C.

Change the virtual disk format to Thick provision Eager Zeroed.

D.

Select a different ESXi host for the VM

Buy Now
Questions 20

A vSphere operator finds this error message:

Device or filesystem with identifier [naa.6000eb31dffdc33a000000000000002a] has entered the All Paths Down state.

What should the operator conclude from this error message?

Options:

A.

A host Is Inaccessible, and migration of affected VMs is expected.

B.

A host failed, and automated recovery of affected VMs Is expected.

C.

A storage device has failed and is not expected to become available.

D.

A storage device is inaccessible and is expected to become available.

Buy Now
Questions 21

Which hardware is required to support Fibre Channel storage?

Options:

A.

ISCSI adapter

B.

HBA

C.

CNA

D.

NIC

Buy Now
Questions 22

An operator needs to take a snapshot of a VM before an upgrade. The

application team needs the ability to restore the VM with a consistent

state of the guest file system while keeping the VM online.

How can the operator accomplish this task?

Options:

A.

Right Click VM > Power > Power Off > Actins > Compatibility >

Upgrade VM Compatibility > OK

B.

Right click VM > Migrate > Change Compute resource > Select Host

> Finish

C.

Right click VM > Snapshots > Take Snapshot > Choose option to

quiesce guest file system > OK

D.

Power Off VM > right click VM > Snapshots > Take Snapshot > OK

Buy Now
Questions 23

Which storage protocol is supported by vSphere?

Options:

A.

NFS

B.

FTP

C.

CIFS

D.

SMB

Buy Now
Questions 24

Which vSphere feature protects against host hardware failures by restarting virtual machines (VMs) on hosts that are running in the cluster?

Options:

A.

vSphere HA

B.

vSphere vMotion

C.

vSphere Fault Tolerance

D.

vSphere DRS

Buy Now
Questions 25

An administrator has applied a Service 2 patch after taking a snapshot. The administrator then realizes that a Service 1.5 patch should have been applied before the Service 2 patch.

Refer to the exhibit:

1V0-21.20PSE Question 25

Which series of actions should be taken to manage this issue?

Options:

A.

Delete all the snapshots, take a snapshot, and apply Service 1.5 patch.

B.

Remain at Service 2, take a snapshot, and apply Service 1.5 patch.

C.

Delete Service 1, take a snapshot, and apply Service 1.5 patch.

D.

Revert to Service 1, take a snapshot, and apply Service 1.5 patch.

Buy Now
Questions 26

Which feature provides a mechanism for a virtual machine to revert to

a previous configuration state?

Options:

A.

vSphere HA

B.

Storage I/O Control

C.

Snapshots

D.

Bus Sharing

Buy Now
Questions 27

Which hypetvisor is a type-1 hypervisor?

Options:

A.

Oracle VM VirtualBox

B.

VMware ESXi

C.

VMware Fusion

D.

VMware Workstation

Buy Now
Questions 28

An administrator wants to deploy virtual machines on Windows 10

desktop.

What option accomplishes this goal?

Options:

A.

Add additional network interface

B.

Install Windows patches

C.

Install a Type-2 hypervisor

D.

Add an additional CD-ROM

Buy Now
Questions 29

An administrator is working on a cloud migration project. The project has a requirement to check the EVC mode for virtual machines (VMs) hosting an application.

How can the administrator find the FVC details for these VMs?

Options:

A.

Select Host > VMs > Show/Hide Column > EVC Mode

B.

Right click VM > Migrate > Change storage only > Select Datastore > Next > Finish

C.

Power off VM > Configure > VMware EVC

D.

Right click VM > Migrate > Change compute resource only > Select Host > Next > Finish

Buy Now
Questions 30

What is the purpose of an alarm?

Options:

A.

It records user actions or system actions that occur on objects in

vCenter Server or on a host.

B.

It notifies about events or conditions that occur with an object on

vCenter Server.

C.

It represents system activities that do not complete immediately, such

as migrating a virtual machine.

D.

It keeps records of system actions and the frequency at which they

occur.

Buy Now
Exam Code: 1V0-21.20PSE
Exam Name: Associate VMware Data Center Virtualization Exam
Last Update: May 17, 2026
Questions: 103

PDF + Testing Engine

$64.99  $185.69
buy now 1V0-21.20PSE pdf + testing engine

Testing Engine

$49.99  $142.83
buy now 1V0-21.20PSE testing engine

PDF (Q&A)

$54.99  $157.11
buy now 1V0-21.20PSE pdf